The formula for an arithmetic sequence is shown below, where n = 1, 2, 3…

f(n) = 3n - 9
What are the sixth, seventh, and eighth terms in the sequence?

A.
15, 18, 21
B.
6, 9, 12
C.
9, 12, 15
D.
9, 10, 11

What is the sum of these mixed numbers 2 1/8 + 4 3/8

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.